Telephone handset



FIG. 1 is a top, front and left side perspective view of a telephone handset showing our new design;

FIG. 2 is a bottom, front and right side perspective view of the telephone handset;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view. 

The ornamental design for a telephone handset, substantially as shown and described. 